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<FONT color="green">001</FONT>    package maze.gui;<a name="line.1"></a>
<FONT color="green">002</FONT>    <a name="line.2"></a>
<FONT color="green">003</FONT>    import java.awt.Component;<a name="line.3"></a>
<FONT color="green">004</FONT>    import java.awt.Dimension;<a name="line.4"></a>
<FONT color="green">005</FONT>    import java.awt.DisplayMode;<a name="line.5"></a>
<FONT color="green">006</FONT>    import java.awt.GraphicsEnvironment;<a name="line.6"></a>
<FONT color="green">007</FONT>    import java.awt.event.ActionEvent;<a name="line.7"></a>
<FONT color="green">008</FONT>    import java.awt.event.ActionListener;<a name="line.8"></a>
<FONT color="green">009</FONT>    import java.awt.event.WindowAdapter;<a name="line.9"></a>
<FONT color="green">010</FONT>    import java.awt.event.WindowEvent;<a name="line.10"></a>
<FONT color="green">011</FONT>    import java.io.File;<a name="line.11"></a>
<FONT color="green">012</FONT>    import java.io.FileInputStream;<a name="line.12"></a>
<FONT color="green">013</FONT>    import java.io.IOException;<a name="line.13"></a>
<FONT color="green">014</FONT>    import java.io.InputStream;<a name="line.14"></a>
<FONT color="green">015</FONT>    import java.io.InputStreamReader;<a name="line.15"></a>
<FONT color="green">016</FONT>    import java.io.Reader;<a name="line.16"></a>
<FONT color="green">017</FONT>    import java.nio.CharBuffer;<a name="line.17"></a>
<FONT color="green">018</FONT>    import java.util.Enumeration;<a name="line.18"></a>
<FONT color="green">019</FONT>    import java.util.Properties;<a name="line.19"></a>
<FONT color="green">020</FONT>    <a name="line.20"></a>
<FONT color="green">021</FONT>    import javax.swing.AbstractButton;<a name="line.21"></a>
<FONT color="green">022</FONT>    import javax.swing.ButtonGroup;<a name="line.22"></a>
<FONT color="green">023</FONT>    import javax.swing.JFileChooser;<a name="line.23"></a>
<FONT color="green">024</FONT>    import javax.swing.JFrame;<a name="line.24"></a>
<FONT color="green">025</FONT>    import javax.swing.JMenu;<a name="line.25"></a>
<FONT color="green">026</FONT>    import javax.swing.JMenuBar;<a name="line.26"></a>
<FONT color="green">027</FONT>    import javax.swing.JMenuItem;<a name="line.27"></a>
<FONT color="green">028</FONT>    import javax.swing.JOptionPane;<a name="line.28"></a>
<FONT color="green">029</FONT>    import javax.swing.JRadioButtonMenuItem;<a name="line.29"></a>
<FONT color="green">030</FONT>    import javax.swing.JTabbedPane;<a name="line.30"></a>
<FONT color="green">031</FONT>    import javax.swing.SwingUtilities;<a name="line.31"></a>
<FONT color="green">032</FONT>    import javax.swing.UIManager;<a name="line.32"></a>
<FONT color="green">033</FONT>    import javax.swing.UIManager.LookAndFeelInfo;<a name="line.33"></a>
<FONT color="green">034</FONT>    import javax.swing.filechooser.FileFilter;<a name="line.34"></a>
<FONT color="green">035</FONT>    <a name="line.35"></a>
<FONT color="green">036</FONT>    import maze.Main;<a name="line.36"></a>
<FONT color="green">037</FONT>    import maze.gui.mazeeditor.MazeEditorPage;<a name="line.37"></a>
<FONT color="green">038</FONT>    import maze.model.MazeInfoModel;<a name="line.38"></a>
<FONT color="green">039</FONT>    <a name="line.39"></a>
<FONT color="green">040</FONT>    /**<a name="line.40"></a>
<FONT color="green">041</FONT>     * This is the primary frame for the application.<a name="line.41"></a>
<FONT color="green">042</FONT>     */<a name="line.42"></a>
<FONT color="green">043</FONT>    public final class PrimaryFrame extends JFrame<a name="line.43"></a>
<FONT color="green">044</FONT>    {<a name="line.44"></a>
<FONT color="green">045</FONT>       private static final String LATEST_REVISION_URI = "http://maze-solver.googlecode.com/svn/wiki/LatestRevision.wiki";<a name="line.45"></a>
<FONT color="green">046</FONT>       private static final String PROJECT_HOMEPAGE = "http://code.google.com/p/maze-solver/";<a name="line.46"></a>
<FONT color="green">047</FONT>    <a name="line.47"></a>
<FONT color="green">048</FONT>       /**<a name="line.48"></a>
<FONT color="green">049</FONT>        * An ActionListener that changes the swing look and feel.<a name="line.49"></a>
<FONT color="green">050</FONT>        */<a name="line.50"></a>
<FONT color="green">051</FONT>       private class LookAndFeelListener implements ActionListener<a name="line.51"></a>
<FONT color="green">052</FONT>       {<a name="line.52"></a>
<FONT color="green">053</FONT>          @Override<a name="line.53"></a>
<FONT color="green">054</FONT>          public void actionPerformed(ActionEvent e)<a name="line.54"></a>
<FONT color="green">055</FONT>          {<a name="line.55"></a>
<FONT color="green">056</FONT>             try<a name="line.56"></a>
<FONT color="green">057</FONT>             {<a name="line.57"></a>
<FONT color="green">058</FONT>                UIManager.setLookAndFeel(e.getActionCommand());<a name="line.58"></a>
<FONT color="green">059</FONT>                SwingUtilities.updateComponentTreeUI(PrimaryFrame.this);<a name="line.59"></a>
<FONT color="green">060</FONT>             }<a name="line.60"></a>
<FONT color="green">061</FONT>             catch (Exception ex)<a name="line.61"></a>
<FONT color="green">062</FONT>             {}<a name="line.62"></a>
<FONT color="green">063</FONT>          }<a name="line.63"></a>
<FONT color="green">064</FONT>       }<a name="line.64"></a>
<FONT color="green">065</FONT>    <a name="line.65"></a>
<FONT color="green">066</FONT>       private static final Dimension DEFAULT_SIZE = new Dimension(1024, 768);<a name="line.66"></a>
<FONT color="green">067</FONT>       private ScriptEditorPage codeEditorPanel;<a name="line.67"></a>
<FONT color="green">068</FONT>       private final JMenu fileMenu = new JMenu("File");<a name="line.68"></a>
<FONT color="green">069</FONT>       private final JTabbedPane mainTabs = new JTabbedPane();<a name="line.69"></a>
<FONT color="green">070</FONT>       private MazeEditorPage mazeEditor;<a name="line.70"></a>
<FONT color="green">071</FONT>       private MazeViewerPage mazeViewer;<a name="line.71"></a>
<FONT color="green">072</FONT>       private final MazeInfoModel mMazeInfoModel = new MazeInfoModel();<a name="line.72"></a>
<FONT color="green">073</FONT>    <a name="line.73"></a>
<FONT color="green">074</FONT>       /**<a name="line.74"></a>
<FONT color="green">075</FONT>        * Called when the application is closed. Perform application exit<a name="line.75"></a>
<FONT color="green">076</FONT>        * cleanup.This gives us a chance to cleanup and prompt to save things.<a name="line.76"></a>
<FONT color="green">077</FONT>        * @return true if it is OK for the application to exit. false if the<a name="line.77"></a>
<FONT color="green">078</FONT>        *         application should about the exit.<a name="line.78"></a>
<FONT color="green">079</FONT>        */<a name="line.79"></a>
<FONT color="green">080</FONT>       private boolean canExitingApplication()<a name="line.80"></a>
<FONT color="green">081</FONT>       {<a name="line.81"></a>
<FONT color="green">082</FONT>          return this.mazeEditor.canExit() &amp;&amp; this.codeEditorPanel.canExit();<a name="line.82"></a>
<FONT color="green">083</FONT>       }<a name="line.83"></a>
<FONT color="green">084</FONT>    <a name="line.84"></a>
<FONT color="green">085</FONT>       /**<a name="line.85"></a>
<FONT color="green">086</FONT>        * Bring up the open file dialog and based on the file type selected hand it<a name="line.86"></a>
<FONT color="green">087</FONT>        * off to the appropriate panel. The 2 groups of files are AI scripts and<a name="line.87"></a>
<FONT color="green">088</FONT>        * maze files. AI scripts are python .py files and maze maps can be .maz or<a name="line.88"></a>
<FONT color="green">089</FONT>        * .mz2.<a name="line.89"></a>
<FONT color="green">090</FONT>        */<a name="line.90"></a>
<FONT color="green">091</FONT>       private void doOpenFile()<a name="line.91"></a>
<FONT color="green">092</FONT>       {<a name="line.92"></a>
<FONT color="green">093</FONT>          final MenuControlled[] panels =<a name="line.93"></a>
<FONT color="green">094</FONT>          {<a name="line.94"></a>
<FONT color="green">095</FONT>             codeEditorPanel, mazeEditor<a name="line.95"></a>
<FONT color="green">096</FONT>          };<a name="line.96"></a>
<FONT color="green">097</FONT>          final JFileChooser fc = new JFileChooser();<a name="line.97"></a>
<FONT color="green">098</FONT>          fc.setAcceptAllFileFilterUsed(false);<a name="line.98"></a>
<FONT color="green">099</FONT>    <a name="line.99"></a>
<FONT color="green">100</FONT>          // Create a file filter for all our file types.<a name="line.100"></a>
<FONT color="green">101</FONT>          FileFilter allFiles = new FileFilter()<a name="line.101"></a>
<FONT color="green">102</FONT>          {<a name="line.102"></a>
<FONT color="green">103</FONT>             @Override<a name="line.103"></a>
<FONT color="green">104</FONT>             public boolean accept(File f)<a name="line.104"></a>
<FONT color="green">105</FONT>             {<a name="line.105"></a>
<FONT color="green">106</FONT>                if (f.isDirectory())<a name="line.106"></a>
<FONT color="green">107</FONT>                   return true;<a name="line.107"></a>
<FONT color="green">108</FONT>                for (MenuControlled mc : panels)<a name="line.108"></a>
<FONT color="green">109</FONT>                {<a name="line.109"></a>
<FONT color="green">110</FONT>                   if (mc.isMyFileType(f))<a name="line.110"></a>
<FONT color="green">111</FONT>                      return true;<a name="line.111"></a>
<FONT color="green">112</FONT>                }<a name="line.112"></a>
<FONT color="green">113</FONT>                return false;<a name="line.113"></a>
<FONT color="green">114</FONT>             }<a name="line.114"></a>
<FONT color="green">115</FONT>    <a name="line.115"></a>
<FONT color="green">116</FONT>             @Override<a name="line.116"></a>
<FONT color="green">117</FONT>             public String getDescription()<a name="line.117"></a>
<FONT color="green">118</FONT>             {<a name="line.118"></a>
<FONT color="green">119</FONT>                String msg = "";<a name="line.119"></a>
<FONT color="green">120</FONT>                for (MenuControlled mc : panels)<a name="line.120"></a>
<FONT color="green">121</FONT>                {<a name="line.121"></a>
<FONT color="green">122</FONT>                   msg += mc.getFileTypeDescription() + ", ";<a name="line.122"></a>
<FONT color="green">123</FONT>                }<a name="line.123"></a>
<FONT color="green">124</FONT>                return msg.substring(0, msg.length() - 2);<a name="line.124"></a>
<FONT color="green">125</FONT>             }<a name="line.125"></a>
<FONT color="green">126</FONT>          };<a name="line.126"></a>
<FONT color="green">127</FONT>          fc.addChoosableFileFilter(allFiles);<a name="line.127"></a>
<FONT color="green">128</FONT>    <a name="line.128"></a>
<FONT color="green">129</FONT>          // Add filter for each type.<a name="line.129"></a>
<FONT color="green">130</FONT>          for (final MenuControlled mc : panels)<a name="line.130"></a>
<FONT color="green">131</FONT>          {<a name="line.131"></a>
<FONT color="green">132</FONT>             fc.addChoosableFileFilter(new FileFilter()<a name="line.132"></a>
<FONT color="green">133</FONT>             {<a name="line.133"></a>
<FONT color="green">134</FONT>                @Override<a name="line.134"></a>
<FONT color="green">135</FONT>                public boolean accept(File f)<a name="line.135"></a>
<FONT color="green">136</FONT>                {<a name="line.136"></a>
<FONT color="green">137</FONT>                   if (f.isDirectory())<a name="line.137"></a>
<FONT color="green">138</FONT>                      return true;<a name="line.138"></a>
<FONT color="green">139</FONT>                   else<a name="line.139"></a>
<FONT color="green">140</FONT>                      return mc.isMyFileType(f);<a name="line.140"></a>
<FONT color="green">141</FONT>                }<a name="line.141"></a>
<FONT color="green">142</FONT>    <a name="line.142"></a>
<FONT color="green">143</FONT>                @Override<a name="line.143"></a>
<FONT color="green">144</FONT>                public String getDescription()<a name="line.144"></a>
<FONT color="green">145</FONT>                {<a name="line.145"></a>
<FONT color="green">146</FONT>                   return mc.getFileTypeDescription();<a name="line.146"></a>
<FONT color="green">147</FONT>                }<a name="line.147"></a>
<FONT color="green">148</FONT>             });<a name="line.148"></a>
<FONT color="green">149</FONT>          }<a name="line.149"></a>
<FONT color="green">150</FONT>    <a name="line.150"></a>
<FONT color="green">151</FONT>          fc.setFileFilter(allFiles); // Set initially selected.<a name="line.151"></a>
<FONT color="green">152</FONT>    <a name="line.152"></a>
<FONT color="green">153</FONT>          if (fc.showOpenDialog(PrimaryFrame.this) == JFileChooser.APPROVE_OPTION)<a name="line.153"></a>
<FONT color="green">154</FONT>          {<a name="line.154"></a>
<FONT color="green">155</FONT>             File file = fc.getSelectedFile();<a name="line.155"></a>
<FONT color="green">156</FONT>             try<a name="line.156"></a>
<FONT color="green">157</FONT>             {<a name="line.157"></a>
<FONT color="green">158</FONT>                if (file.exists() &amp;&amp; file.canRead())<a name="line.158"></a>
<FONT color="green">159</FONT>                {<a name="line.159"></a>
<FONT color="green">160</FONT>                   // Try to open the file so it throws an exception if the file can not be read.<a name="line.160"></a>
<FONT color="green">161</FONT>                   FileInputStream fileStream = null;<a name="line.161"></a>
<FONT color="green">162</FONT>                   try<a name="line.162"></a>
<FONT color="green">163</FONT>                   {<a name="line.163"></a>
<FONT color="green">164</FONT>                      fileStream = new FileInputStream(file);<a name="line.164"></a>
<FONT color="green">165</FONT>                   }<a name="line.165"></a>
<FONT color="green">166</FONT>                   finally<a name="line.166"></a>
<FONT color="green">167</FONT>                   {<a name="line.167"></a>
<FONT color="green">168</FONT>                      if (fileStream != null)<a name="line.168"></a>
<FONT color="green">169</FONT>                         fileStream.close();<a name="line.169"></a>
<FONT color="green">170</FONT>                   }<a name="line.170"></a>
<FONT color="green">171</FONT>                   for (final MenuControlled mc : panels)<a name="line.171"></a>
<FONT color="green">172</FONT>                   {<a name="line.172"></a>
<FONT color="green">173</FONT>                      if (mc.isMyFileType(file))<a name="line.173"></a>
<FONT color="green">174</FONT>                      {<a name="line.174"></a>
<FONT color="green">175</FONT>                         mainTabs.setSelectedComponent((Component) mc);<a name="line.175"></a>
<FONT color="green">176</FONT>                         mc.open(file);<a name="line.176"></a>
<FONT color="green">177</FONT>                         return;<a name="line.177"></a>
<FONT color="green">178</FONT>                      }<a name="line.178"></a>
<FONT color="green">179</FONT>                   }<a name="line.179"></a>
<FONT color="green">180</FONT>                   // If we make it this far then nobody recognized the file type.<a name="line.180"></a>
<FONT color="green">181</FONT>                   throw new RuntimeException("The type of the selected file was not recognized.");<a name="line.181"></a>
<FONT color="green">182</FONT>                }<a name="line.182"></a>
<FONT color="green">183</FONT>                else<a name="line.183"></a>
<FONT color="green">184</FONT>                {<a name="line.184"></a>
<FONT color="green">185</FONT>                   throw new SecurityException("File may not exist.");<a name="line.185"></a>
<FONT color="green">186</FONT>                }<a name="line.186"></a>
<FONT color="green">187</FONT>             }<a name="line.187"></a>
<FONT color="green">188</FONT>             catch (Exception ex)<a name="line.188"></a>
<FONT color="green">189</FONT>             {<a name="line.189"></a>
<FONT color="green">190</FONT>                ex.printStackTrace();<a name="line.190"></a>
<FONT color="green">191</FONT>                String msg = "There was an error opening the file.\n" + ex.getLocalizedMessage();<a name="line.191"></a>
<FONT color="green">192</FONT>                JOptionPane.showMessageDialog(PrimaryFrame.this,<a name="line.192"></a>
<FONT color="green">193</FONT>                                              msg,<a name="line.193"></a>
<FONT color="green">194</FONT>                                              "File Open Error",<a name="line.194"></a>
<FONT color="green">195</FONT>                                              JOptionPane.ERROR_MESSAGE);<a name="line.195"></a>
<FONT color="green">196</FONT>             }<a name="line.196"></a>
<FONT color="green">197</FONT>          }<a name="line.197"></a>
<FONT color="green">198</FONT>       } // End open file.<a name="line.198"></a>
<FONT color="green">199</FONT>    <a name="line.199"></a>
<FONT color="green">200</FONT>       /**<a name="line.200"></a>
<FONT color="green">201</FONT>        * Exits the application.<a name="line.201"></a>
<FONT color="green">202</FONT>        */<a name="line.202"></a>
<FONT color="green">203</FONT>       public void exit()<a name="line.203"></a>
<FONT color="green">204</FONT>       {<a name="line.204"></a>
<FONT color="green">205</FONT>          if (this.canExitingApplication())<a name="line.205"></a>
<FONT color="green">206</FONT>          {<a name="line.206"></a>
<FONT color="green">207</FONT>             this.setVisible(false);<a name="line.207"></a>
<FONT color="green">208</FONT>             System.exit(0);<a name="line.208"></a>
<FONT color="green">209</FONT>          }<a name="line.209"></a>
<FONT color="green">210</FONT>       }<a name="line.210"></a>
<FONT color="green">211</FONT>    <a name="line.211"></a>
<FONT color="green">212</FONT>       /**<a name="line.212"></a>
<FONT color="green">213</FONT>        * Get the date that this build was created on.<a name="line.213"></a>
<FONT color="green">214</FONT>        * @return Date string or &lt;code&gt;Unknown&lt;/code&gt;.<a name="line.214"></a>
<FONT color="green">215</FONT>        */<a name="line.215"></a>
<FONT color="green">216</FONT>       private String getApplicationBuildDate()<a name="line.216"></a>
<FONT color="green">217</FONT>       {<a name="line.217"></a>
<FONT color="green">218</FONT>          final String unknown = "Unknown";<a name="line.218"></a>
<FONT color="green">219</FONT>          InputStream is = null;<a name="line.219"></a>
<FONT color="green">220</FONT>          try<a name="line.220"></a>
<FONT color="green">221</FONT>          {<a name="line.221"></a>
<FONT color="green">222</FONT>             Properties prop = new Properties();<a name="line.222"></a>
<FONT color="green">223</FONT>             // This properties file is created by Ant during the build process.<a name="line.223"></a>
<FONT color="green">224</FONT>             is = Main.class.getResourceAsStream("build.properties");<a name="line.224"></a>
<FONT color="green">225</FONT>             prop.load(is);<a name="line.225"></a>
<FONT color="green">226</FONT>             return prop.getProperty("date", unknown);<a name="line.226"></a>
<FONT color="green">227</FONT>          }<a name="line.227"></a>
<FONT color="green">228</FONT>          catch (Exception e1)<a name="line.228"></a>
<FONT color="green">229</FONT>          {<a name="line.229"></a>
<FONT color="green">230</FONT>             return unknown;<a name="line.230"></a>
<FONT color="green">231</FONT>          }<a name="line.231"></a>
<FONT color="green">232</FONT>          finally<a name="line.232"></a>
<FONT color="green">233</FONT>          {<a name="line.233"></a>
<FONT color="green">234</FONT>             try<a name="line.234"></a>
<FONT color="green">235</FONT>             {<a name="line.235"></a>
<FONT color="green">236</FONT>                if (is != null)<a name="line.236"></a>
<FONT color="green">237</FONT>                   is.close();<a name="line.237"></a>
<FONT color="green">238</FONT>             }<a name="line.238"></a>
<FONT color="green">239</FONT>             catch (IOException e)<a name="line.239"></a>
<FONT color="green">240</FONT>             {<a name="line.240"></a>
<FONT color="green">241</FONT>                e.printStackTrace();<a name="line.241"></a>
<FONT color="green">242</FONT>             }<a name="line.242"></a>
<FONT color="green">243</FONT>          }<a name="line.243"></a>
<FONT color="green">244</FONT>       }<a name="line.244"></a>
<FONT color="green">245</FONT>    <a name="line.245"></a>
<FONT color="green">246</FONT>       /**<a name="line.246"></a>
<FONT color="green">247</FONT>        * Get the subversion revision this application was built from.<a name="line.247"></a>
<FONT color="green">248</FONT>        * @return The Subversion revision number or 0 if unknown.<a name="line.248"></a>
<FONT color="green">249</FONT>        */<a name="line.249"></a>
<FONT color="green">250</FONT>       private int getApplicationRevision()<a name="line.250"></a>
<FONT color="green">251</FONT>       {<a name="line.251"></a>
<FONT color="green">252</FONT>          InputStream is = null;<a name="line.252"></a>
<FONT color="green">253</FONT>          try<a name="line.253"></a>
<FONT color="green">254</FONT>          {<a name="line.254"></a>
<FONT color="green">255</FONT>             Properties prop = new Properties();<a name="line.255"></a>
<FONT color="green">256</FONT>             // This properties file is created by Ant during the build process.<a name="line.256"></a>
<FONT color="green">257</FONT>             is = Main.class.getResourceAsStream("build.properties");<a name="line.257"></a>
<FONT color="green">258</FONT>             if (is != null)<a name="line.258"></a>
<FONT color="green">259</FONT>             {<a name="line.259"></a>
<FONT color="green">260</FONT>                prop.load(is);<a name="line.260"></a>
<FONT color="green">261</FONT>                return Integer.parseInt(prop.getProperty("revision", "0"));<a name="line.261"></a>
<FONT color="green">262</FONT>             }<a name="line.262"></a>
<FONT color="green">263</FONT>          }<a name="line.263"></a>
<FONT color="green">264</FONT>          catch (NumberFormatException e)<a name="line.264"></a>
<FONT color="green">265</FONT>          {}<a name="line.265"></a>
<FONT color="green">266</FONT>          catch (IOException e1)<a name="line.266"></a>
<FONT color="green">267</FONT>          {}<a name="line.267"></a>
<FONT color="green">268</FONT>          finally<a name="line.268"></a>
<FONT color="green">269</FONT>          {<a name="line.269"></a>
<FONT color="green">270</FONT>             try<a name="line.270"></a>
<FONT color="green">271</FONT>             {<a name="line.271"></a>
<FONT color="green">272</FONT>                if (is != null)<a name="line.272"></a>
<FONT color="green">273</FONT>                   is.close();<a name="line.273"></a>
<FONT color="green">274</FONT>             }<a name="line.274"></a>
<FONT color="green">275</FONT>             catch (IOException e)<a name="line.275"></a>
<FONT color="green">276</FONT>             {<a name="line.276"></a>
<FONT color="green">277</FONT>                e.printStackTrace();<a name="line.277"></a>
<FONT color="green">278</FONT>             }<a name="line.278"></a>
<FONT color="green">279</FONT>          }<a name="line.279"></a>
<FONT color="green">280</FONT>          return 0; // On error.<a name="line.280"></a>
<FONT color="green">281</FONT>       }<a name="line.281"></a>
<FONT color="green">282</FONT>    <a name="line.282"></a>
<FONT color="green">283</FONT>       /**<a name="line.283"></a>
<FONT color="green">284</FONT>        * Returns a MazeInfoModel object containing all of the currently loaded<a name="line.284"></a>
<FONT color="green">285</FONT>        * mazes.<a name="line.285"></a>
<FONT color="green">286</FONT>        * @return said MazeInfoModel object.<a name="line.286"></a>
<FONT color="green">287</FONT>        */<a name="line.287"></a>
<FONT color="green">288</FONT>       public MazeInfoModel getMazeInfoModel()<a name="line.288"></a>
<FONT color="green">289</FONT>       {<a name="line.289"></a>
<FONT color="green">290</FONT>          return mMazeInfoModel;<a name="line.290"></a>
<FONT color="green">291</FONT>       }<a name="line.291"></a>
<FONT color="green">292</FONT>    <a name="line.292"></a>
<FONT color="green">293</FONT>       /**<a name="line.293"></a>
<FONT color="green">294</FONT>        * Initializes the contents of this frame.<a name="line.294"></a>
<FONT color="green">295</FONT>        */<a name="line.295"></a>
<FONT color="green">296</FONT>       public void init()<a name="line.296"></a>
<FONT color="green">297</FONT>       {<a name="line.297"></a>
<FONT color="green">298</FONT>          // Set up the application close procedure.<a name="line.298"></a>
<FONT color="green">299</FONT>          this.setDefaultCloseOperation(JFrame.DO_NOTHING_ON_CLOSE);<a name="line.299"></a>
<FONT color="green">300</FONT>          this.addWindowListener(new WindowAdapter()<a name="line.300"></a>
<FONT color="green">301</FONT>          {<a name="line.301"></a>
<FONT color="green">302</FONT>             @Override<a name="line.302"></a>
<FONT color="green">303</FONT>             public void windowClosing(WindowEvent e)<a name="line.303"></a>
<FONT color="green">304</FONT>             {<a name="line.304"></a>
<FONT color="green">305</FONT>                exit();<a name="line.305"></a>
<FONT color="green">306</FONT>             }<a name="line.306"></a>
<FONT color="green">307</FONT>          });<a name="line.307"></a>
<FONT color="green">308</FONT>    <a name="line.308"></a>
<FONT color="green">309</FONT>          this.setMinimumSize(new Dimension(750, 550)); // Set minimum to fit on an 800x600 screen.<a name="line.309"></a>
<FONT color="green">310</FONT>          // If the screen is small then maximize the frame.<a name="line.310"></a>
<FONT color="green">311</FONT>          DisplayMode dm = GraphicsEnvironment.getLocalGraphicsEnvironment().getDefaultScreenDevice().getDisplayMode();<a name="line.311"></a>
<FONT color="green">312</FONT>          if (dm.getWidth() &lt;= DEFAULT_SIZE.width || dm.getHeight() &lt;= DEFAULT_SIZE.height + 25)<a name="line.312"></a>
<FONT color="green">313</FONT>          {<a name="line.313"></a>
<FONT color="green">314</FONT>             this.setExtendedState(JFrame.MAXIMIZED_BOTH);<a name="line.314"></a>
<FONT color="green">315</FONT>          }<a name="line.315"></a>
<FONT color="green">316</FONT>          else<a name="line.316"></a>
<FONT color="green">317</FONT>          {<a name="line.317"></a>
<FONT color="green">318</FONT>             this.setSize(DEFAULT_SIZE);<a name="line.318"></a>
<FONT color="green">319</FONT>             // Center the frame on the screen.<a name="line.319"></a>
<FONT color="green">320</FONT>             this.setLocation(dm.getWidth() / 2 - DEFAULT_SIZE.width / 2, dm.getHeight() /<a name="line.320"></a>
<FONT color="green">321</FONT>                                                                          2 -<a name="line.321"></a>
<FONT color="green">322</FONT>                                                                          DEFAULT_SIZE.height /<a name="line.322"></a>
<FONT color="green">323</FONT>                                                                          2);<a name="line.323"></a>
<FONT color="green">324</FONT>          }<a name="line.324"></a>
<FONT color="green">325</FONT>    <a name="line.325"></a>
<FONT color="green">326</FONT>          this.setTitle("Micro Mouse Maze Editor and Simulator");<a name="line.326"></a>
<FONT color="green">327</FONT>          this.setIconImage(Main.getImageResource("gui/images/logo.png").getImage());<a name="line.327"></a>
<FONT color="green">328</FONT>    <a name="line.328"></a>
<FONT color="green">329</FONT>          // Main menu bar.<a name="line.329"></a>
<FONT color="green">330</FONT>          final JMenuBar menuBar = new JMenuBar();<a name="line.330"></a>
<FONT color="green">331</FONT>          this.setJMenuBar(menuBar);<a name="line.331"></a>
<FONT color="green">332</FONT>          menuBar.add(this.fileMenu);<a name="line.332"></a>
<FONT color="green">333</FONT>    <a name="line.333"></a>
<FONT color="green">334</FONT>          //New file menu.<a name="line.334"></a>
<FONT color="green">335</FONT>          JMenu newMenu = new JMenu("New");<a name="line.335"></a>
<FONT color="green">336</FONT>          fileMenu.add(newMenu);<a name="line.336"></a>
<FONT color="green">337</FONT>    <a name="line.337"></a>
<FONT color="green">338</FONT>          //New maze.<a name="line.338"></a>
<FONT color="green">339</FONT>          JMenuItem newMaze = new JMenuItem("Maze...");<a name="line.339"></a>
<FONT color="green">340</FONT>          newMaze.addActionListener(new ActionListener()<a name="line.340"></a>
<FONT color="green">341</FONT>          {<a name="line.341"></a>
<FONT color="green">342</FONT>             @Override<a name="line.342"></a>
<FONT color="green">343</FONT>             public void actionPerformed(ActionEvent e)<a name="line.343"></a>
<FONT color="green">344</FONT>             {<a name="line.344"></a>
<FONT color="green">345</FONT>                mainTabs.setSelectedComponent(mazeEditor);<a name="line.345"></a>
<FONT color="green">346</FONT>                mazeEditor.newMaze();<a name="line.346"></a>
<FONT color="green">347</FONT>             }<a name="line.347"></a>
<FONT color="green">348</FONT>          });<a name="line.348"></a>
<FONT color="green">349</FONT>          newMenu.add(newMaze);<a name="line.349"></a>
<FONT color="green">350</FONT>    <a name="line.350"></a>
<FONT color="green">351</FONT>          JMenuItem newScript = new JMenuItem("AI Script...");<a name="line.351"></a>
<FONT color="green">352</FONT>          newMenu.add(newScript);<a name="line.352"></a>
<FONT color="green">353</FONT>          newScript.addActionListener(new ActionListener()<a name="line.353"></a>
<FONT color="green">354</FONT>          {<a name="line.354"></a>
<FONT color="green">355</FONT>             @Override<a name="line.355"></a>
<FONT color="green">356</FONT>             public void actionPerformed(ActionEvent e)<a name="line.356"></a>
<FONT color="green">357</FONT>             {<a name="line.357"></a>
<FONT color="green">358</FONT>                mainTabs.setSelectedComponent(codeEditorPanel);<a name="line.358"></a>
<FONT color="green">359</FONT>                codeEditorPanel.createNewEditor();<a name="line.359"></a>
<FONT color="green">360</FONT>             }<a name="line.360"></a>
<FONT color="green">361</FONT>          });<a name="line.361"></a>
<FONT color="green">362</FONT>    <a name="line.362"></a>
<FONT color="green">363</FONT>          // Open file.<a name="line.363"></a>
<FONT color="green">364</FONT>          JMenuItem fileLoad = new JMenuItem("Open...");<a name="line.364"></a>
<FONT color="green">365</FONT>          fileLoad.addActionListener(new ActionListener()<a name="line.365"></a>
<FONT color="green">366</FONT>          {<a name="line.366"></a>
<FONT color="green">367</FONT>             @Override<a name="line.367"></a>
<FONT color="green">368</FONT>             public void actionPerformed(ActionEvent e)<a name="line.368"></a>
<FONT color="green">369</FONT>             {<a name="line.369"></a>
<FONT color="green">370</FONT>                doOpenFile();<a name="line.370"></a>
<FONT color="green">371</FONT>             }<a name="line.371"></a>
<FONT color="green">372</FONT>          });<a name="line.372"></a>
<FONT color="green">373</FONT>    <a name="line.373"></a>
<FONT color="green">374</FONT>          fileMenu.add(fileLoad);<a name="line.374"></a>
<FONT color="green">375</FONT>    <a name="line.375"></a>
<FONT color="green">376</FONT>          // Save<a name="line.376"></a>
<FONT color="green">377</FONT>          JMenuItem fileSave = new JMenuItem("Save");<a name="line.377"></a>
<FONT color="green">378</FONT>          fileSave.addActionListener(new ActionListener()<a name="line.378"></a>
<FONT color="green">379</FONT>          {<a name="line.379"></a>
<FONT color="green">380</FONT>             @Override<a name="line.380"></a>
<FONT color="green">381</FONT>             public void actionPerformed(ActionEvent e)<a name="line.381"></a>
<FONT color="green">382</FONT>             {<a name="line.382"></a>
<FONT color="green">383</FONT>                Component c = mainTabs.getSelectedComponent();<a name="line.383"></a>
<FONT color="green">384</FONT>                if (c instanceof MenuControlled)<a name="line.384"></a>
<FONT color="green">385</FONT>                {<a name="line.385"></a>
<FONT color="green">386</FONT>                   MenuControlled mc = (MenuControlled) c;<a name="line.386"></a>
<FONT color="green">387</FONT>                   mc.saveCurrent();<a name="line.387"></a>
<FONT color="green">388</FONT>                }<a name="line.388"></a>
<FONT color="green">389</FONT>             }<a name="line.389"></a>
<FONT color="green">390</FONT>          });<a name="line.390"></a>
<FONT color="green">391</FONT>          fileMenu.add(fileSave);<a name="line.391"></a>
<FONT color="green">392</FONT>    <a name="line.392"></a>
<FONT color="green">393</FONT>          // Close file.<a name="line.393"></a>
<FONT color="green">394</FONT>          JMenuItem fileClose = new JMenuItem("Close");<a name="line.394"></a>
<FONT color="green">395</FONT>          fileClose.addActionListener(new ActionListener()<a name="line.395"></a>
<FONT color="green">396</FONT>          {<a name="line.396"></a>
<FONT color="green">397</FONT>             @Override<a name="line.397"></a>
<FONT color="green">398</FONT>             public void actionPerformed(ActionEvent e)<a name="line.398"></a>
<FONT color="green">399</FONT>             {<a name="line.399"></a>
<FONT color="green">400</FONT>                Component c = mainTabs.getSelectedComponent();<a name="line.400"></a>
<FONT color="green">401</FONT>                if (c instanceof MenuControlled)<a name="line.401"></a>
<FONT color="green">402</FONT>                {<a name="line.402"></a>
<FONT color="green">403</FONT>                   MenuControlled mc = (MenuControlled) c;<a name="line.403"></a>
<FONT color="green">404</FONT>                   mc.close();<a name="line.404"></a>
<FONT color="green">405</FONT>                }<a name="line.405"></a>
<FONT color="green">406</FONT>             }<a name="line.406"></a>
<FONT color="green">407</FONT>          });<a name="line.407"></a>
<FONT color="green">408</FONT>          fileMenu.add(fileClose);<a name="line.408"></a>
<FONT color="green">409</FONT>    <a name="line.409"></a>
<FONT color="green">410</FONT>          // exit<a name="line.410"></a>
<FONT color="green">411</FONT>          fileMenu.addSeparator();<a name="line.411"></a>
<FONT color="green">412</FONT>          JMenuItem fileExit = new JMenuItem("Exit");<a name="line.412"></a>
<FONT color="green">413</FONT>          fileMenu.add(fileExit);<a name="line.413"></a>
<FONT color="green">414</FONT>          fileExit.addActionListener(new ActionListener()<a name="line.414"></a>
<FONT color="green">415</FONT>          {<a name="line.415"></a>
<FONT color="green">416</FONT>             @Override<a name="line.416"></a>
<FONT color="green">417</FONT>             public void actionPerformed(ActionEvent e)<a name="line.417"></a>
<FONT color="green">418</FONT>             {<a name="line.418"></a>
<FONT color="green">419</FONT>                exit();<a name="line.419"></a>
<FONT color="green">420</FONT>             }<a name="line.420"></a>
<FONT color="green">421</FONT>          });<a name="line.421"></a>
<FONT color="green">422</FONT>    <a name="line.422"></a>
<FONT color="green">423</FONT>          // Help menu.<a name="line.423"></a>
<FONT color="green">424</FONT>          JMenu helpMenu = new JMenu("Help");<a name="line.424"></a>
<FONT color="green">425</FONT>          menuBar.add(helpMenu);<a name="line.425"></a>
<FONT color="green">426</FONT>    <a name="line.426"></a>
<FONT color="green">427</FONT>          //Help<a name="line.427"></a>
<FONT color="green">428</FONT>          JMenuItem helpItem = new JMenuItem("Help");<a name="line.428"></a>
<FONT color="green">429</FONT>          helpMenu.add(helpItem);<a name="line.429"></a>
<FONT color="green">430</FONT>    <a name="line.430"></a>
<FONT color="green">431</FONT>          helpItem.addActionListener(new ActionListener()<a name="line.431"></a>
<FONT color="green">432</FONT>          {<a name="line.432"></a>
<FONT color="green">433</FONT>             @Override<a name="line.433"></a>
<FONT color="green">434</FONT>             public void actionPerformed(ActionEvent e)<a name="line.434"></a>
<FONT color="green">435</FONT>             {<a name="line.435"></a>
<FONT color="green">436</FONT>                HelpInfo.createAndShowGUI();<a name="line.436"></a>
<FONT color="green">437</FONT>             }<a name="line.437"></a>
<FONT color="green">438</FONT>          });<a name="line.438"></a>
<FONT color="green">439</FONT>    <a name="line.439"></a>
<FONT color="green">440</FONT>          // Look and feel menu.<a name="line.440"></a>
<FONT color="green">441</FONT>          String defaultLAF = "";<a name="line.441"></a>
<FONT color="green">442</FONT>          JMenu lookAndFeel = new JMenu("Look And Feel");<a name="line.442"></a>
<FONT color="green">443</FONT>          helpMenu.add(lookAndFeel);<a name="line.443"></a>
<FONT color="green">444</FONT>          ButtonGroup lafBG = new ButtonGroup();<a name="line.444"></a>
<FONT color="green">445</FONT>          LookAndFeelListener lafal = new LookAndFeelListener();<a name="line.445"></a>
<FONT color="green">446</FONT>          boolean nimbusFound = false;<a name="line.446"></a>
<FONT color="green">447</FONT>          for (LookAndFeelInfo laf : UIManager.getInstalledLookAndFeels())<a name="line.447"></a>
<FONT color="green">448</FONT>          {<a name="line.448"></a>
<FONT color="green">449</FONT>             JRadioButtonMenuItem jrbmi = new JRadioButtonMenuItem(laf.getName());<a name="line.449"></a>
<FONT color="green">450</FONT>             lafBG.add(jrbmi);<a name="line.450"></a>
<FONT color="green">451</FONT>             jrbmi.addActionListener(lafal);<a name="line.451"></a>
<FONT color="green">452</FONT>             jrbmi.setActionCommand(laf.getClassName());<a name="line.452"></a>
<FONT color="green">453</FONT>             lookAndFeel.add(jrbmi);<a name="line.453"></a>
<FONT color="green">454</FONT>             if (laf.getName().equals("Nimbus"))<a name="line.454"></a>
<FONT color="green">455</FONT>             {<a name="line.455"></a>
<FONT color="green">456</FONT>                defaultLAF = laf.getClassName();<a name="line.456"></a>
<FONT color="green">457</FONT>                lafBG.setSelected(jrbmi.getModel(), true);<a name="line.457"></a>
<FONT color="green">458</FONT>                nimbusFound = true;<a name="line.458"></a>
<FONT color="green">459</FONT>             }<a name="line.459"></a>
<FONT color="green">460</FONT>          }<a name="line.460"></a>
<FONT color="green">461</FONT>          if (!nimbusFound)<a name="line.461"></a>
<FONT color="green">462</FONT>          {<a name="line.462"></a>
<FONT color="green">463</FONT>             defaultLAF = UIManager.getSystemLookAndFeelClassName();<a name="line.463"></a>
<FONT color="green">464</FONT>             Enumeration&lt;AbstractButton&gt; ab = lafBG.getElements();<a name="line.464"></a>
<FONT color="green">465</FONT>             while (ab.hasMoreElements())<a name="line.465"></a>
<FONT color="green">466</FONT>             {<a name="line.466"></a>
<FONT color="green">467</FONT>                JRadioButtonMenuItem jrbmi = (JRadioButtonMenuItem) ab.nextElement();<a name="line.467"></a>
<FONT color="green">468</FONT>                if (UIManager.getSystemLookAndFeelClassName().equals(jrbmi.getActionCommand()))<a name="line.468"></a>
<FONT color="green">469</FONT>                   lafBG.setSelected(jrbmi.getModel(), true);<a name="line.469"></a>
<FONT color="green">470</FONT>             }<a name="line.470"></a>
<FONT color="green">471</FONT>          }<a name="line.471"></a>
<FONT color="green">472</FONT>    <a name="line.472"></a>
<FONT color="green">473</FONT>          helpMenu.add(this.makeUpdateCheckMenuItem());<a name="line.473"></a>
<FONT color="green">474</FONT>          helpMenu.add(this.makeWebsiteMenuItem());<a name="line.474"></a>
<FONT color="green">475</FONT>    <a name="line.475"></a>
<FONT color="green">476</FONT>          // Separate the about dialog.<a name="line.476"></a>
<FONT color="green">477</FONT>          helpMenu.addSeparator();<a name="line.477"></a>
<FONT color="green">478</FONT>    <a name="line.478"></a>
<FONT color="green">479</FONT>          // Help-&gt;About menu item.<a name="line.479"></a>
<FONT color="green">480</FONT>          helpMenu.add(this.makeAboutMenuItem());<a name="line.480"></a>
<FONT color="green">481</FONT>    <a name="line.481"></a>
<FONT color="green">482</FONT>          this.mazeViewer = new MazeViewerPage();<a name="line.482"></a>
<FONT color="green">483</FONT>          this.codeEditorPanel = new ScriptEditorPage();<a name="line.483"></a>
<FONT color="green">484</FONT>          this.mazeEditor = new MazeEditorPage();<a name="line.484"></a>
<FONT color="green">485</FONT>    <a name="line.485"></a>
<FONT color="green">486</FONT>          this.add(mainTabs);<a name="line.486"></a>
<FONT color="green">487</FONT>          mainTabs.add("Micro Mouse Simulator", this.mazeViewer);<a name="line.487"></a>
<FONT color="green">488</FONT>          mainTabs.add("Maze Editor", this.mazeEditor);<a name="line.488"></a>
<FONT color="green">489</FONT>          mainTabs.add("AI Script Editor", this.codeEditorPanel);<a name="line.489"></a>
<FONT color="green">490</FONT>          mainTabs.add("Statistics Display", new StatViewPage());<a name="line.490"></a>
<FONT color="green">491</FONT>    <a name="line.491"></a>
<FONT color="green">492</FONT>          try<a name="line.492"></a>
<FONT color="green">493</FONT>          {<a name="line.493"></a>
<FONT color="green">494</FONT>             UIManager.setLookAndFeel(defaultLAF);<a name="line.494"></a>
<FONT color="green">495</FONT>          }<a name="line.495"></a>
<FONT color="green">496</FONT>          catch (Exception ex)<a name="line.496"></a>
<FONT color="green">497</FONT>          {<a name="line.497"></a>
<FONT color="green">498</FONT>             ex.printStackTrace();<a name="line.498"></a>
<FONT color="green">499</FONT>          }<a name="line.499"></a>
<FONT color="green">500</FONT>          SwingUtilities.updateComponentTreeUI(this);<a name="line.500"></a>
<FONT color="green">501</FONT>       } // End init.<a name="line.501"></a>
<FONT color="green">502</FONT>    <a name="line.502"></a>
<FONT color="green">503</FONT>       /**<a name="line.503"></a>
<FONT color="green">504</FONT>        * Create the Help-&gt;About menu item.<a name="line.504"></a>
<FONT color="green">505</FONT>        * @return Created item.<a name="line.505"></a>
<FONT color="green">506</FONT>        */<a name="line.506"></a>
<FONT color="green">507</FONT>       private JMenuItem makeAboutMenuItem()<a name="line.507"></a>
<FONT color="green">508</FONT>       {<a name="line.508"></a>
<FONT color="green">509</FONT>          final JMenuItem aboutMenuItem = new JMenuItem("About...");<a name="line.509"></a>
<FONT color="green">510</FONT>          aboutMenuItem.addActionListener(new ActionListener()<a name="line.510"></a>
<FONT color="green">511</FONT>          {<a name="line.511"></a>
<FONT color="green">512</FONT>             @Override<a name="line.512"></a>
<FONT color="green">513</FONT>             public void actionPerformed(ActionEvent e)<a name="line.513"></a>
<FONT color="green">514</FONT>             {<a name="line.514"></a>
<FONT color="green">515</FONT>                String m = "&lt;html&gt;&lt;b&gt;Build Date:&lt;/b&gt; " +<a name="line.515"></a>
<FONT color="green">516</FONT>                           getApplicationBuildDate() +<a name="line.516"></a>
<FONT color="green">517</FONT>                           "&lt;br /&gt;&lt;b&gt;Revision:&lt;/b&gt; " +<a name="line.517"></a>
<FONT color="green">518</FONT>                           getApplicationRevision() +<a name="line.518"></a>
<FONT color="green">519</FONT>                           "&lt;br /&gt;You can find more information about this application " +<a name="line.519"></a>
<FONT color="green">520</FONT>                           "at the following project page.&lt;br /&gt;" +<a name="line.520"></a>
<FONT color="green">521</FONT>                           "&lt;a href=\"" +<a name="line.521"></a>
<FONT color="green">522</FONT>                           PROJECT_HOMEPAGE +<a name="line.522"></a>
<FONT color="green">523</FONT>                           "\"&gt;" +<a name="line.523"></a>
<FONT color="green">524</FONT>                           "http://code.google.com/p/maze-solver/&lt;/a&gt;&lt;br /&gt;" +<a name="line.524"></a>
<FONT color="green">525</FONT>                           "&lt;/html&gt;";<a name="line.525"></a>
<FONT color="green">526</FONT>                JOptionPane.showMessageDialog(PrimaryFrame.this,<a name="line.526"></a>
<FONT color="green">527</FONT>                                              m,<a name="line.527"></a>
<FONT color="green">528</FONT>                                              "About",<a name="line.528"></a>
<FONT color="green">529</FONT>                                              JOptionPane.INFORMATION_MESSAGE);<a name="line.529"></a>
<FONT color="green">530</FONT>             }<a name="line.530"></a>
<FONT color="green">531</FONT>          });<a name="line.531"></a>
<FONT color="green">532</FONT>          return aboutMenuItem;<a name="line.532"></a>
<FONT color="green">533</FONT>       }<a name="line.533"></a>
<FONT color="green">534</FONT>    <a name="line.534"></a>
<FONT color="green">535</FONT>       /**<a name="line.535"></a>
<FONT color="green">536</FONT>        * Creates a menu item that checks if you have the latest revision of the<a name="line.536"></a>
<FONT color="green">537</FONT>        * application.<a name="line.537"></a>
<FONT color="green">538</FONT>        * @return Menu item.<a name="line.538"></a>
<FONT color="green">539</FONT>        */<a name="line.539"></a>
<FONT color="green">540</FONT>       private JMenuItem makeUpdateCheckMenuItem()<a name="line.540"></a>
<FONT color="green">541</FONT>       {<a name="line.541"></a>
<FONT color="green">542</FONT>          final JMenuItem item = new JMenuItem("Check for Update...");<a name="line.542"></a>
<FONT color="green">543</FONT>          item.addActionListener(new ActionListener()<a name="line.543"></a>
<FONT color="green">544</FONT>          {<a name="line.544"></a>
<FONT color="green">545</FONT>             @Override<a name="line.545"></a>
<FONT color="green">546</FONT>             public void actionPerformed(ActionEvent e)<a name="line.546"></a>
<FONT color="green">547</FONT>             {<a name="line.547"></a>
<FONT color="green">548</FONT>                Thread t = new Thread()<a name="line.548"></a>
<FONT color="green">549</FONT>                {<a name="line.549"></a>
<FONT color="green">550</FONT>                   @Override<a name="line.550"></a>
<FONT color="green">551</FONT>                   public void run()<a name="line.551"></a>
<FONT color="green">552</FONT>                   {<a name="line.552"></a>
<FONT color="green">553</FONT>                      Reader r = null;<a name="line.553"></a>
<FONT color="green">554</FONT>                      try<a name="line.554"></a>
<FONT color="green">555</FONT>                      {<a name="line.555"></a>
<FONT color="green">556</FONT>                         r = new InputStreamReader(new java.net.URI(LATEST_REVISION_URI).toURL().openConnection().getInputStream(),<a name="line.556"></a>
<FONT color="green">557</FONT>                                                   "ASCII");<a name="line.557"></a>
<FONT color="green">558</FONT>                         CharBuffer cb = CharBuffer.allocate(1024);<a name="line.558"></a>
<FONT color="green">559</FONT>                         r.read(cb);<a name="line.559"></a>
<FONT color="green">560</FONT>                         cb.flip();<a name="line.560"></a>
<FONT color="green">561</FONT>                         System.out.println(cb.toString());<a name="line.561"></a>
<FONT color="green">562</FONT>                         final int revision = Integer.parseInt(cb.toString());<a name="line.562"></a>
<FONT color="green">563</FONT>                         final int myRevision = getApplicationRevision();<a name="line.563"></a>
<FONT color="green">564</FONT>                         if (myRevision == 0)<a name="line.564"></a>
<FONT color="green">565</FONT>                         {<a name="line.565"></a>
<FONT color="green">566</FONT>                            JOptionPane.showMessageDialog(PrimaryFrame.this,<a name="line.566"></a>
<FONT color="green">567</FONT>                                                          "Unable to determine your current version.");<a name="line.567"></a>
<FONT color="green">568</FONT>                         }<a name="line.568"></a>
<FONT color="green">569</FONT>                         else if (revision == myRevision)<a name="line.569"></a>
<FONT color="green">570</FONT>                         {<a name="line.570"></a>
<FONT color="green">571</FONT>                            JOptionPane.showMessageDialog(PrimaryFrame.this,<a name="line.571"></a>
<FONT color="green">572</FONT>                                                          "You have the latest version.");<a name="line.572"></a>
<FONT color="green">573</FONT>                         }<a name="line.573"></a>
<FONT color="green">574</FONT>                         else<a name="line.574"></a>
<FONT color="green">575</FONT>                         {<a name="line.575"></a>
<FONT color="green">576</FONT>                            JOptionPane.showMessageDialog(PrimaryFrame.this,<a name="line.576"></a>
<FONT color="green">577</FONT>                                                          "There is a newer version available.\nYou have Revision: " +<a name="line.577"></a>
<FONT color="green">578</FONT>                                                                myRevision +<a name="line.578"></a>
<FONT color="green">579</FONT>                                                                "\nLatest Revision: " +<a name="line.579"></a>
<FONT color="green">580</FONT>                                                                revision);<a name="line.580"></a>
<FONT color="green">581</FONT>                         }<a name="line.581"></a>
<FONT color="green">582</FONT>                      }<a name="line.582"></a>
<FONT color="green">583</FONT>                      catch (Exception e)<a name="line.583"></a>
<FONT color="green">584</FONT>                      {<a name="line.584"></a>
<FONT color="green">585</FONT>                         e.printStackTrace();<a name="line.585"></a>
<FONT color="green">586</FONT>                         JOptionPane.showMessageDialog(PrimaryFrame.this,<a name="line.586"></a>
<FONT color="green">587</FONT>                                                       "An error occured while checking for the latest version.\n" +<a name="line.587"></a>
<FONT color="green">588</FONT>                                                             e.toString());<a name="line.588"></a>
<FONT color="green">589</FONT>                      }<a name="line.589"></a>
<FONT color="green">590</FONT>                      finally<a name="line.590"></a>
<FONT color="green">591</FONT>                      {<a name="line.591"></a>
<FONT color="green">592</FONT>                         try<a name="line.592"></a>
<FONT color="green">593</FONT>                         {<a name="line.593"></a>
<FONT color="green">594</FONT>                            if (r != null)<a name="line.594"></a>
<FONT color="green">595</FONT>                               r.close();<a name="line.595"></a>
<FONT color="green">596</FONT>                         }<a name="line.596"></a>
<FONT color="green">597</FONT>                         catch (IOException e)<a name="line.597"></a>
<FONT color="green">598</FONT>                         {<a name="line.598"></a>
<FONT color="green">599</FONT>                            e.printStackTrace();<a name="line.599"></a>
<FONT color="green">600</FONT>                         }<a name="line.600"></a>
<FONT color="green">601</FONT>                      }<a name="line.601"></a>
<FONT color="green">602</FONT>                   }<a name="line.602"></a>
<FONT color="green">603</FONT>                };<a name="line.603"></a>
<FONT color="green">604</FONT>                t.setDaemon(true);<a name="line.604"></a>
<FONT color="green">605</FONT>                t.start();<a name="line.605"></a>
<FONT color="green">606</FONT>             }<a name="line.606"></a>
<FONT color="green">607</FONT>          });<a name="line.607"></a>
<FONT color="green">608</FONT>          return item;<a name="line.608"></a>
<FONT color="green">609</FONT>       }<a name="line.609"></a>
<FONT color="green">610</FONT>    <a name="line.610"></a>
<FONT color="green">611</FONT>       /**<a name="line.611"></a>
<FONT color="green">612</FONT>        * Help-&gt;Project Web-site menu item launches the project web site in the<a name="line.612"></a>
<FONT color="green">613</FONT>        * system browser.<a name="line.613"></a>
<FONT color="green">614</FONT>        * @return Menu item.<a name="line.614"></a>
<FONT color="green">615</FONT>        */<a name="line.615"></a>
<FONT color="green">616</FONT>       private JMenuItem makeWebsiteMenuItem()<a name="line.616"></a>
<FONT color="green">617</FONT>       {<a name="line.617"></a>
<FONT color="green">618</FONT>          JMenuItem websiteMenuItem = new JMenuItem("Project Website...");<a name="line.618"></a>
<FONT color="green">619</FONT>          websiteMenuItem.addActionListener(new ActionListener()<a name="line.619"></a>
<FONT color="green">620</FONT>          {<a name="line.620"></a>
<FONT color="green">621</FONT>             @Override<a name="line.621"></a>
<FONT color="green">622</FONT>             public void actionPerformed(ActionEvent e)<a name="line.622"></a>
<FONT color="green">623</FONT>             {<a name="line.623"></a>
<FONT color="green">624</FONT>                Main.launchInBrowser(PROJECT_HOMEPAGE);<a name="line.624"></a>
<FONT color="green">625</FONT>             }<a name="line.625"></a>
<FONT color="green">626</FONT>          });<a name="line.626"></a>
<FONT color="green">627</FONT>          return websiteMenuItem;<a name="line.627"></a>
<FONT color="green">628</FONT>       }<a name="line.628"></a>
<FONT color="green">629</FONT>    <a name="line.629"></a>
<FONT color="green">630</FONT>       /**<a name="line.630"></a>
<FONT color="green">631</FONT>        * Tells the primary frame if a simulation is currently running or not. We<a name="line.631"></a>
<FONT color="green">632</FONT>        * can then disable GUI elements while animating.<a name="line.632"></a>
<FONT color="green">633</FONT>        * @param simOn Set to true means the robot simulation is currently running.<a name="line.633"></a>
<FONT color="green">634</FONT>        */<a name="line.634"></a>
<FONT color="green">635</FONT>       public void setSimulation(boolean simOn)<a name="line.635"></a>
<FONT color="green">636</FONT>       {<a name="line.636"></a>
<FONT color="green">637</FONT>          this.mainTabs.setEnabled(!simOn);<a name="line.637"></a>
<FONT color="green">638</FONT>          this.fileMenu.setEnabled(!simOn);<a name="line.638"></a>
<FONT color="green">639</FONT>       }<a name="line.639"></a>
<FONT color="green">640</FONT>    }<a name="line.640"></a>




























































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